Automobile front cover hinge

Abstract

The utility model discloses an automobile front cover hinge, which relates to the technical field of automobile hinges, and comprises a hinge frame body, a shaft body is arranged on the hinge frame body, the shaft body is connected with a hinge sheet body, the hinge frame body is hinged with the hinge sheet body through the shaft body, the hinge frame body and the hinge sheet body are respectively provided with a mounting hole, the hinge frame body is provided with a support mechanism, and the support mechanism is provided with a mounting hole. The supporting mechanism is used for supporting the shaft body to rotate and comprises a groove formed in the hinged frame body, a roller shaft used for making rolling contact with the shaft body is arranged in the groove, and a cover plate used for limiting the roller shaft from moving out of the groove is arranged on the outer side of the roller shaft. A cotter pin used for limiting the cover plate from moving towards the outer side is arranged on the side, away from the roller shaft, of the cover plate, an oil injection mechanism is arranged on the shaft body, and the oil injection mechanism is used for assisting lubricating oil in entering the groove and the outer wall of the shaft body. Therefore, friction between the shaft body and the hinged frame body can be reduced, the shaft body is convenient to replace, lubricating oil can be conveniently supplemented to the shaft roller and the joint of the shaft body and the hinged sheet body, and the using effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile hinge, concretely is a kind of automobile front cover hinge. BACKGROUND

[0002] Automobile, namely the vehicle that is driven by power itself, does not need to depend on track or power erection, can be motorized travel;In a broad sense, the vehicle that is driven by mechanical energy, commonly known as automobile, automobile front cover hinge is the component of connecting automobile front cover and automobile front door installation assembly, for rotating positioning and limiting automobile front cover relative to automobile front door installation assembly.Usually, automobile front cover hinge includes each other hinged arm and fixed arm, when installing, hinge arm is first fixed with front cover assembly, then hinge fixed arm is installed to the body, hinge fixed arm is provided with installation hole connected with body installation.

[0003] In the prior art, the utility model discloses a kind of automobile front cover hinges with the announcement number CN216446727U, including hinged frame body, hinged frame body is hinged with hinged sheet body, the corner of hinged frame body and hinged sheet body is bonded with arc rubber part, first installation hole is formed in hinged frame body, second installation hole is formed in hinged sheet body, shaft sleeve is rotatably arranged in hinged sheet body, fixed shaft is arranged in shaft sleeve, wear-resistant rubber is arranged on the outside of fixed shaft, and wear-resistant rubber is slidably arranged in the inner wall of shaft sleeve.

[0004] The automobile front cover hinge is inconvenient to replace the shaft body, inconvenient to supplement lubricating oil to the connection between the shaft body and the hinged sheet body, which affects the use effect, so we propose a kind of automobile front cover hinge to solve the above problems. SUMMARY

[0005] The utility model aims at providing a kind of automobile front cover hinge to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of automobile front cover hinge, including hinged frame body, hinged frame body is equipped with shaft body, shaft body connects hinged sheet body, hinged frame body is hinged with hinged sheet body by shaft body, installation hole is equipped on the hinged frame body and hinged sheet body, the support mechanism is equipped on the hinged frame body, the support mechanism is used to support the rotation of the shaft body, the support mechanism includes the recess that is formed in hinged frame body, the recess is equipped with roller shaft for rolling contact shaft body, the outer side of roller shaft is equipped with cover plate for limiting roller shaft moves out of recess, the side away from roller shaft of cover plate is equipped with split pin for limiting the outward movement of cover plate, the shaft body is equipped with oil injection mechanism.

[0007] Preferably, the oil injection mechanism is used to assist the lubricating oil into the recess and the outer wall of the shaft body.

[0008] Preferably, the oil injection mechanism comprises an oil nozzle arranged at the top of the shaft body, the bottom of the oil nozzle is communicated with the cavity and is used for guiding the lubricating oil into the cavity, and the cavity is communicated with oil outlets used for guiding the lubricating oil in the cavity to the grooves and the outer wall of the shaft body.

[0009] Preferably, the grooves are provided with two groups of distribution at the top and the bottom of the hinge frame body, the roller shafts are provided with a plurality of groups of annular distribution in the grooves, and the roller shafts are made of smooth and wear-resistant materials.

[0010] Preferably, the cover plate is used for moving to seal the opening outside the groove, the cover plate is made of smooth and wear-resistant materials, the cover plate is an annular mechanism, and a sealing ring is arranged at the position where the cover plate is moved to penetrate the shaft body.

[0011] Preferably, the split pin is moved to penetrate the shaft body, the split pin is arranged outside the cavity, and the length of the split pin is greater than the diameter of the shaft body.

[0012] Preferably, the oil nozzle is connected with a lubricating oil source at the outer end, the cavity is arranged in the shaft body, the diameter of the cavity is smaller than the radius of the shaft body, and the oil outlets are provided with a plurality of groups of distribution on the shaft body.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. When the shaft body rotates, the shaft body is in frictional contact with the roller shafts, the roller shafts are pushed to rotate to contact the shaft body, the rotating resistance of the shaft body is reduced, the frictional surface of the shaft body and the hinge frame body is reduced, when the shaft body or the roller shafts are worn, the split pin is removed, then the cover plate is taken out, then the roller shafts are removed for replacement, the shaft body can also be taken out for replacement, the friction of the shaft body and the hinge frame body is reduced, and the shaft body is convenient to replace.

[0015] 2. When the roller shafts or the shaft body and the hinge piece body need to be supplemented with lubricating oil, the oil nozzle is connected with the lubricating oil source, the hydraulic oil is input into the cavity through the oil nozzle, and then the hydraulic oil is input into the roller shafts and the connection position of the shaft body and the hinge piece body through a plurality of oil outlets, so that the lubricating oil can be conveniently supplemented to the roller shafts and the connection position of the shaft body and the hinge piece body, and the use effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structural schematic view of the utility model;

[0017] Fig. 2 It is a structural schematic view of the support mechanism in the utility model;

[0018] Fig. 3 It is a structural schematic view of the oil injection mechanism in the utility model.

[0019] In the figure: 1, hinged frame; 2, hinged piece; 3, mounting hole; 4, shaft body; 5, supporting mechanism; 51, groove; 52, roller shaft; 53, cover plate; 54, split pin; 6, oiling mechanism; 61, oil nozzle; 62, cavity; 63, oil outlet. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figs. 1-3 A kind of automobile front cover hinge, including hinged frame 1, hinged frame 1 is equipped with shaft body 4, shaft body 4 connects hinged piece 2, hinged frame 1 is hinged with hinged piece 2 by shaft body 4, hinged frame 1 and hinged piece 2 are all equipped with mounting hole 3, hinged frame 1, hinged piece 2, mounting hole 3 and shaft body 4 are prior art, hinged frame 1 and hinged piece 2 are fixed by mounting hole 3 cooperation bolt, hinged frame 1 and hinged piece 2 are hinged by shaft body 4 support.

[0022] Hinged frame 1 is equipped with supporting mechanism 5, supporting mechanism 5 is used to support shaft body 4 rotation, supporting mechanism 5 includes groove 51 being opened in hinged frame 1, roller shaft 52 for rolling contact shaft body 4 is equipped in groove 51, roller shaft 52 outer side is equipped with cover plate 53 for limiting roller shaft 52 moves out of groove 51, cover plate 53 side away from roller shaft 52 is equipped with split pin 54 for limiting cover plate 53 to move to the outside, groove 51 is equipped with two groups of distribution at the top and bottom of hinged frame 1, roller shaft 52 is equipped with multiple groups of annular distribution in groove 51, roller shaft 52 is smooth wear-resistant material, cover plate 53 is used to move to seal the outside opening of groove 51, cover plate 53 is smooth wear-resistant material, cover plate 53 is annular mechanism, cover plate 53 is moved through the place of shaft body 4 and is equipped with sealing ring, split pin 54 moves through shaft body 4, split pin 54 is outside cavity 62, split pin 54 length is greater than the diameter of shaft body 4.

[0023] When shaft body 4 rotates, it rubs against roller shaft 52, which pushes roller shaft 52 to rotate and contact shaft body 4, reducing the rotational resistance of shaft body 4 and the friction between shaft body 4 and hinged frame 1. When shaft body 4 or roller shaft 52 wears out, remove split pin 54, then take out cover plate 53, and then remove roller shaft 52 for replacement. At the same time, shaft body 4 can also be removed for replacement, which reduces the friction between shaft body 4 and hinged frame 1 and facilitates the replacement of shaft body 4.

[0024] The shaft body 4 is provided with an oil injection mechanism 6, which is used for assisting the lubricating oil to enter the groove 51 and the outer wall of the shaft body 4. The oil injection mechanism 6 comprises an oil nozzle 61 arranged at the top of the shaft body 4, the bottom of the oil nozzle 61 is communicated with a cavity 62 and is used for guiding the lubricating oil into the cavity 62, the cavity 62 is communicated with a plurality of oil outlets 63 which are used for guiding the lubricating oil in the cavity 62 to flow to the groove 51 and the outer wall of the shaft body 4, the outer end of the oil nozzle 61 is connected with a lubricating oil source, the cavity 62 is arranged in the shaft body 4, the diameter of the cavity 62 is smaller than the radius of the shaft body 4, and the oil outlets 63 are arranged in a plurality of groups and penetrate through the shaft body 4.

[0025] When the roller shaft 52 or the connecting position of the shaft body 4 and the hinged sheet body 2 needs to be supplemented with lubricating oil, the oil nozzle 61 is connected with the lubricating oil source, the hydraulic oil is input into the cavity 62 through the oil nozzle, and then the hydraulic oil is input into the roller shaft 52 and the connecting position of the shaft body 4 and the hinged sheet body 2 through the plurality of oil outlets, so that the lubricating oil can be conveniently supplemented to the roller shaft 52 and the connecting position of the shaft body 4 and the hinged sheet body 2, and the use effect is improved.

[0026] Working principle: when the shaft body 4 rotates to frictionally contact the roller shaft 52, the roller shaft 52 is pushed to rotate to contact the shaft body 4, the rotating resistance of the shaft body 4 is reduced, and the friction surface of the shaft body 4 and the hinged frame body 1 is reduced, when the shaft body 4 or the roller shaft 52 is worn, the cotter pin 54 is removed, then the cover plate 53 is taken out, then the roller shaft 52 is taken out for replacement, and the shaft body 4 can also be taken out for replacement, so that the friction between the shaft body 4 and the hinged frame body 1 is reduced, and the shaft body 4 is conveniently replaced, when the roller shaft 52 or the connecting position of the shaft body 4 and the hinged sheet body 2 needs to be supplemented with lubricating oil, the oil nozzle 61 is connected with the lubricating oil source, the hydraulic oil is input into the cavity 62 through the oil nozzle, and then the hydraulic oil is input into the roller shaft 52 and the connecting position of the shaft body 4 and the hinged sheet body 2 through the plurality of oil outlets, so that the lubricating oil can be conveniently supplemented to the roller shaft 52 and the connecting position of the shaft body 4 and the hinged sheet body 2, and the use effect is improved.

[0027] The roller shaft 52 and the oil nozzle 61 are prior art, and will not be repeated here.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A car front cover hinge, comprising a hinge frame (1), an axle body (4) is arranged on the hinge frame (1), the axle body (4) is connected with a hinge piece (2), the hinge frame (1) is hinged with the hinge piece (2) through the axle body (4), and mounting holes (3) are arranged on the hinge frame (1) and the hinge piece (2), characterized in that: The hinge frame (1) is provided with a support mechanism (5) for supporting the shaft (4) rotation, the support mechanism (5) includes a groove (51) opened in the hinge frame (1), the groove (51) is provided with a roller shaft (52) for rolling contact with the shaft (4), the outer side of the roller shaft (52) is provided with a cover plate (53) for limiting the roller shaft (52) from moving out of the groove (51), the side of the cover plate (53) away from the roller shaft (52) is provided with an opening pin (54) for limiting the cover plate (53) moving outward, the shaft (4) is provided with an oil injection mechanism (6). ​ 2. The automotive cowl hinge of claim 1, wherein: The oil injection mechanism (6) is used to assist the lubricating oil into the groove (51) and the outer wall of the shaft (4).

3. The automotive cowl hinge of claim 2, wherein: The oil injection mechanism (6) includes an oil nozzle (61) provided on the top of the shaft (4), the bottom of the oil nozzle (61) is communicated with a cavity (62) and is used to guide the lubricating oil into the cavity (62), the cavity (62) is communicated with an oil outlet (63) for flowing the lubricating oil in the cavity (62) to the groove (51) and the outer wall of the shaft (4).

4. The automotive cowl hinge of claim 1, wherein: The groove (51) is provided with two groups of distribution on the top and bottom of the hinge frame (1), the roller shaft (52) is provided with multiple groups of annular distribution in the groove (51), the roller shaft (52) is smooth and wear-resistant material.

5. The automotive cowl hinge of claim 1, wherein: The cover plate (53) is used to move and cover the opening outside the groove (51), the cover plate (53) is smooth and wear-resistant material, the cover plate (53) is an annular mechanism, and the cover plate (53) is provided with a sealing ring at the moving penetration position of the shaft (4).

6. The automotive cowl hinge of claim 1, wherein: The opening pin (54) moves through the shaft (4), the opening pin (54) is outside the cavity (62), and the length of the opening pin (54) is greater than the diameter of the shaft (4).

7. The automotive cowl hinge of claim 3, wherein: The outer end of the oil nozzle (61) is connected with a lubricating oil source, the cavity (62) is opened in the shaft (4), the diameter of the cavity (62) is smaller than the radius of the shaft (4), and the oil outlet (63) is provided with multiple groups of distribution on the shaft (4).

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